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    The main function characteristic of the commercial chip PM3388 of ten port Gbit Ethernet chain interface and inside structure, are introduccd in this paper the design of chain interface system of Ethernet based on PM3388 chip is explainedand realized, test result indicates the system meets 10×1G Ethernet frame performance demand that it is processed by line rate.
    介绍了十端口Gbit以太网链路接口商用芯片PM3388的主要功能特性和内部结构,阐述了基于PM3388芯片的以太网链路接口系统的设计与实现,测试结果表明该系统满足10×1G以太网帧线速处理的性能要求.
    A Way to Achieve Line rate Forward Ability of PIM-SM
    一种实现PIM-SM组播数据线速转发的方案
    Parallel packet process architecture of line rate router and performance analysis
    线速路由器分组并行处理体系结构与性能分析
    The employing of network processor and HSIPBG proved to allows the solution for firewall working line rate in 1G or higher broadband with high performance and expansibility by experiment.
    实验证明网络处理器技术以及HSIPBG算法的运用为1G及更高带宽下的防火墙提供了高性能、可扩展性线速千兆防火墙解决方案。
    During the implementation of the firewall, we first built an IPforwarding system, which could forward packets at line rate in a giga network.
    我们首先实现的是利用微引擎进行高速IP转发的IP转发系统:在Intel IXA SDK提供的源码的基础上进行修改和连接,初步实现防火墙各微引擎功能模块,使系统能够在千兆网络环境下线速转发所有数据包。
    After theoretical analysis using packet classification perspective and considering advantages brought by the hardware platform, assistant data structure for each microblock and its lookup flowchart are introduced. The design is validated by tests under critical circumstance respectively to each module. It also proves that the system could generally run well in the line rate.
    此外,论文完成了对微引擎数据层面的路由转发、包过滤和网络地址转换三个核心功能微块的设计和实现,相关章节先从包分类的角度进行理论分析,再结合IXP2400网络处理器的特性设计辅助数据结构及查找算法,最后通过在各自的极端条件下进行测试验证了各模块的设计方案,并证明了系统能够达到线速的包处理性能。
    The pre-positive system’s standard line rate test is also performed in the simulation CDMA packet network system, and then this thesis evaluates the test result and makes some improvements.
    按照标准的网络设备线速性能测试模式,论文分析了前置机性能,并在CDMA数据分组域实验网络环境中验证了该系统。
    The test results indicate that our device function correctly in the above environment with the line rate performance, and this pre-positive system can satisfy the requirements of the whole mobile Internet supervision system.
    实验结果表明前置机系统有着良好的网络数据线速处理性能,在功能上能够满足移动互联网系统监管的需要。
    During the implementation of the firewall, we built a system which could forward packets at line rate in a Giga network.
    ·对计划开发的防火墙进行总体设计,主要是在微引擎上的开发,初步实现防火墙各微引擎功能,使系统能够在千兆网络环境下线速转发所有数据包。
    Network processor has powerful line rate packet processing capability and flexible programmability.
    网络处理器具有强大的线速分组处理能力和灵活的可编程性。
    This paper proposes a routing lookup algorithm that can be realized by hardware in a pipeline fashion. OC768 line rate can be supported in the worst case.
    文中提出了一种基于DAG(DirectedAcyclicGraph)的路由查找算法,兼容IPv4和IPv6,单层使用基于前缀长度的二分查找,可以用流水线方式硬件实现,最坏情况下支持OC768线速
    Analysis shows that the reconfigurable feature of this architecture can accommodate the changing of the intrusion modes and process the network packet at line rate.
    分析表明,该体系结构能够快速适应入侵特征变化对硬件电路的重配置需求,使网络入侵检测系统可以以线速处理网络数据包。
    In core routers QoS has a higher requirement to priority queue performance. Diff -serv is expected to have OC-768(40Gbps)line rate,large available queue length and less least delay.
    在核心路由器中QoS对优先队列的要求比较高,差别服务需要提供OC-768(40Gbps)线速、很大的有效排队长度和较小的最小时延。
    Enlightened by radix sort algorithm,it proposes a int-serv suitable priority queue algorithm based on radix sort method in this paper with properties below:(1)OC-768line rate,no limits of priority levels,available queue length and acceptable least delay.
    受到基数排序算法的启发,论文设计了一种基于基数排序的适用于集成服务的优先队列算法,具有以下特点:(1)带宽可以达到OC-768线速,优先级数目和有效排队长度不受限制,最小时延可以接受。
    ATM is famous for its complex technologies and high cost. Technologies such as IP, Gbit line rate router and MPLS have impacted ATM so much. Hence it hasn't been widely used.
    ATM技术由于实现起来比较复杂,实现成本较高,再加上受到IP、吉比特线速路由器和MPLS等技术的冲击而未能得到普遍应用,一些人对ATM技术的发展前景提出了质疑。
    Meanwhile,at the CSIX interface,the CFrame should be constructed according to the actual size of the last cell of each IP packet. Above principles can guarantee forwarding IP packets at line rate.
    在CSIX接口处形成CFrame帧时需要对IP包最后一个信元按照实际大小形成CFrame帧,才能保证交换网络与CSIX接口处线速转发所有长度的IP包.
    This article focuses on packet filtering firewall used on gigabit network and presents a packet classification algorithm called HSBIPG(Hash Search Based on IP Group). Then we analyze advantages and disadvantages of this algorithm. Finally, we implement a line rate gigabit packet filtering firewall using this algorithm on IXP2400 network processor and it proved to be feasible and efficient by experiment.
    针对千兆网下包过滤防火墙,提出了HSB IPG(Hash Search Based on IP Group)包分类算法,并分析了算法的优缺点,基于该算法用IXP2400实现了线速千兆包过滤防火墙,通过实验证明了此算法是可行和高效的。
    The test result indicates that this interface has reached line rate performance of ten gigabits.
    测试结果表明,该接口实现了十路千兆的线速处理的性能要求。
    It is a great challenge to forward packets at line rate as the line rate grows rapidly.
    随着线路传输速率的快速提高,报文线速转发面临极大挑战。
    Then the forwarding engines are verified by xilix FPGA and the results show that the architecture is correct and the packet can be forwarded in 2.5G line rate.
    测试结果表明,该文设计的转发引擎的结构正确,可以达到2.5G端口线速转发,满足了设计要求。
 

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